2020

7.5

2021

6.2

2009

6.5

2000

5.5

2009

7.1

2003

7.6

2023

7.4

2001

5.8

1999

7.2

1968

5.5

2011

5.5

2003

7.0

1996

3.5

5.0

6.3

0.0

5.6

1979

6.4